<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <div id="app">
      <div>name:{{name}}</div>
      <div>{{name}}</div>
      <div>age:{{age}}</div>
      <div>info.a   {{info.a}}</div>
      <input type="text" v-model="name" />
      <input type="text" v-model="info.a" />
    </div>
    <script src="./vue.js"></script>
    <script>
      const vm = new vue({
        el: "#app",
        data: {
          name: "coderqian",
          age: 20,
          info: {
            a: 12,
          },
        },
      });
      console.log(vm);
    </script>
  </body>
</html>
